2006 Audi S4 vs. 2007 Infiniti FX
To start off, 2007 Infiniti FX is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 65 more horse power than 2007 Infiniti FX. (275 HP @ 6200 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2007 Infiniti FX.
Because 2007 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi S4. In wet, icy, snow, or gravel driving conditions, 2007 Infiniti FX will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 Audi S4 (410 Nm @ 3500 RPM) has 47 more torque (in Nm) than 2007 Infiniti FX. (363 Nm @ 4800 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Infiniti FX.
Compare all specifications:
| 2006 Audi S4 | 2007 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | S4 | FX |
| Year Released | 2006 | 2007 |
| Body Type | Station Wagon | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 275 HP |
| Engine RPM | 7000 RPM | 6200 RPM |
| Torque | 410 Nm | 363 Nm |
| Torque RPM | 3500 RPM | 4800 RPM |
| Engine Compression Ratio | 11.0:1 | 10.3:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4590 mm | 4810 mm |
| Vehicle Width | 1790 mm | 1930 mm |
| Vehicle Height | 1420 mm | 1680 mm |
| Wheelbase Size | 2660 mm | 2860 mm |
| Fuel Consumption | 11.2 L/100km | 11.4 L/100km |
| Fuel Consumption City | 15.7 L/100km | 14.9 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 13.2 L/100km |
| Fuel Tank Capacity | 63 L | 90 L |
